user
Task: Given a recipe, estimate the total time needed for preparation including cooking.

1. Preheat oven to 350 degrees F (175 degrees C).
2. Grease an 8 inch round pan
3. In a medium bowl, mix together the flour, sugar, baking soda, and salt.
4. In a large bowl, mix together the vegetable oil, eggs, and vanilla.
5. Mix the dry ingredients into the wet ones until combined.
6. Pour the batter into the prepared pan.
7. Bake for 25 to 30 minutes in the preheated oven, or until a tester inserted in the center comes out clean.


assistant
The total time needed for this recipe is approximately 35-40 minutes.